Coravin Capsules exceed quality standards. Argon purity:Filled with 99.99% argon gas Coravin Capsules preserve the quality and flavor of your wine like no other capsule. Frequently used in the winemaking process it protects wine from oxidation and does not alter its taste. Proprietary technology Never worry about gas leaks or flavor changes again. Patented technology guarantees a perfect seal so that no gas escapes and nothing alters the taste of your wine even after many years. Manufacturing quality Made in Austria Coravin Capsules are produced using the latest manufacturing processes and deep-cleaning techniques that exceed food quality standards. Multi-glass capacity Each capsule can serve up to fifteen 150ml glasses. Specially designed for Coravin Systems Coravin Capsules are the energy source of Coravin Systems pressurizing the bottle with the purest argon gas to serve one glass at a time.